diff --git a/cosmos/profiles/bigquery/service_account_keyfile_dict.py b/cosmos/profiles/bigquery/service_account_keyfile_dict.py
index 038b34153..89b92e812 100644
--- a/cosmos/profiles/bigquery/service_account_keyfile_dict.py
+++ b/cosmos/profiles/bigquery/service_account_keyfile_dict.py
@@ -22,7 +22,6 @@ class GoogleCloudServiceAccountDictProfileMapping(BaseProfileMapping):
 
     required_fields = [
         "project",
-        "dataset",
         "keyfile_json",
     ]
 
@@ -45,11 +44,15 @@ def profile(self) -> dict[str, Any | None]:
         Even though the Airflow connection contains hard-coded Service account credentials,
         we generate a temporary file and the DBT profile uses it.
         """
-        return {
+        profile = {
             **self.mapped_params,
             "threads": 1,
             **self.profile_args,
         }
+        if "dataset" in self.profile_args:
+            profile["dataset"] = self.profile_args["dataset"]
+
+        return profile
 
     @property
     def mock_profile(self) -> dict[str, Any | None]:
diff --git a/tests/profiles/bigquery/test_bq_service_account_keyfile_dict.py b/tests/profiles/bigquery/test_bq_service_account_keyfile_dict.py
index 4e56f5ba1..992fe9eb0 100755
--- a/tests/profiles/bigquery/test_bq_service_account_keyfile_dict.py
+++ b/tests/profiles/bigquery/test_bq_service_account_keyfile_dict.py
@@ -64,8 +64,8 @@ def test_connection_claiming_succeeds(mock_bigquery_conn_with_dict: Connection):
 
 
 def test_connection_claiming_fails(mock_bigquery_conn_with_dict: Connection):
-    # Remove the `dataset` key, which is mandatory
-    mock_bigquery_conn_with_dict.extra = json.dumps({"project": "my_project", "keyfile_dict": sample_keyfile_dict})
+    # Remove the `project` key, which is mandatory
+    mock_bigquery_conn_with_dict.extra = json.dumps({"keyfile_dict": sample_keyfile_dict})
     profile_mapping = GoogleCloudServiceAccountDictProfileMapping(mock_bigquery_conn_with_dict, {})
     assert not profile_mapping.can_claim_connection()
 
@@ -87,6 +87,33 @@ def test_profile(mock_bigquery_conn_with_dict: Connection):
     assert profile_mapping.profile == expected
 
 
+def test_profile_without_dataset(mock_bigquery_conn_with_dict: Connection):
+    mock_bigquery_conn_with_dict.extra = json.dumps(
+        {
+            "project": "my_project",
+            "keyfile_dict": json.dumps(sample_keyfile_dict),
+        }
+    )
+
+    profile_mapping = GoogleCloudServiceAccountDictProfileMapping(mock_bigquery_conn_with_dict, {})
+
+    # Expected profile does not include 'dataset'
+    expected = {
+        "type": "bigquery",
+        "method": "service-account-json",
+        "project": "my_project",
+        "dataset": None,
+        "threads": 1,
+        "keyfile_json": {
+            "type": "service_account",
+            "private_key_id": "{{ env_var('COSMOS_CONN_GOOGLE_CLOUD_PLATFORM_PRIVATE_KEY_ID') }}",
+            "private_key": "{{ env_var('COSMOS_CONN_GOOGLE_CLOUD_PLATFORM_PRIVATE_KEY') }}",
+        },
+    }
+
+    assert profile_mapping.profile == expected
+
+
 def test_mock_profile(mock_bigquery_conn_with_dict: Connection):
     """
     Tests profile mock for keyfile_json is None. Giving keyfile_json a value will crash dbt ls.
@@ -96,7 +123,6 @@ def test_mock_profile(mock_bigquery_conn_with_dict: Connection):
         "type": "bigquery",
         "method": "service-account-json",
         "project": "mock_value",
-        "dataset": "mock_value",
         "threads": 1,
         "keyfile_json": None,
     }